going off in a different direction from the main topic

tangent

noun|/ˈtæn.dʒənt/

A topic or direction that diverges from the main subject

Examples

In a meeting

Let's not go off on a tangent—we need to finish the budget discussion.

Over coffee

Sorry, I went off on a tangent about my vacation plans.

Why this word

digression

Tangent suggests a sudden divergence from the main topic, while digression is any departure that may be gradual

aside

Tangent implies accidentally veering off-topic, while aside is an intentional brief comment

deviation

Tangent specifically means diverging from the main discussion thread, while deviation is general departure from any norm or path

Usage tip

Commonly used in the phrase 'go off on a tangent' to indicate straying from the main conversation

Etymology

Latin: tangentem (touching), from tangere (to touch)

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